sympy can't multiply sequence by non-int of type "'Symbol'" code example
Example: TypeError: can't multiply sequence by non-int of type 'float'
>>> q0 = '3'
>>> q1 = (q0 * 1.2)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: can't multiply sequence by non-int of type 'float'
# To fix this error you need to convert the string to a number first by using the below-mentioned way:
>>> q1 = (float(q0) * 1.2)
>>> q1
3.5999999999999996